Cost of aircraft used for traffic law enforcement by the State Police of Illinois
By: R.A. Raub, B.C. Henry.
Contributors: Henry, B. C.; Illinois. Dept. of Law Enforcement. Division of Administration.
Publisher: Illinois Dept. of Law Enforcement, Division of Administration
Published: 1980
Place of publication: [Springfield]
Language: eng
Number of pages: 33
Subjects: Aeronautics in police work -- Illinois -- Costs.; Traffic police -- Illinois.; Airplanes -- Illinois -- Cost of operation.
Notes: Bibliography: leaf 29.
"May 1980."